"Part of the materials collected in connection with the activities of the Polish-Soviet Extraordinary Commission, mainly reports documenting the work of the commission (like the inspection of the area of the former camp and witness interrogation reports). "@eng . "5 units"@eng . "Polish-Soviet Extraordinary Commission to Examine Crimes in the Area of the Concentration Camp at Majdanek (1944)"@eng . . . "Polish-Soviet Extraordinary Commission to Examine Crimes in the Area of the Concentration Camp at Majdanek (1944)"@eng . . .